1819972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 4193280

約数和(自身を除く): 2373308

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 311, 418, 532, 622, 836, 1244, 1463, 2177, 2926, 3421, 4354, 5852, 5909, 6842, 8708, 11818, 13684, 23636, 23947, 41363, 47894, 64999, 82726, 95788, 129998, 165452, 259996, 454993, 909986, 1819972]

約数ペア:

[(1, 1819972), (2, 909986), (4, 454993), (7, 259996), (11, 165452), (14, 129998), (19, 95788), (22, 82726), (28, 64999), (38, 47894), (44, 41363), (76, 23947), (77, 23636), (133, 13684), (154, 11818), (209, 8708), (266, 6842), (308, 5909), (311, 5852), (418, 4354), (532, 3421), (622, 2926), (836, 2177), (1244, 1463)]